09-07-2021, 02:03 AM
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Yenko Contributing Member
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Join Date: Nov 2002
Location: NY, NY
Posts: 8,757
Thanks: 1,104
Thanked 1,066 Times in 477 Posts
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Agree with Chuck. Must have the mark behind the #s. The OTC/later GM and reproductions either have #s without mark or ink stamped #
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